38800840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 101606400

約数和(自身を除く): 62805560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 31, 40, 52, 58, 62, 65, 83, 104, 116, 124, 130, 145, 155, 166, 232, 248, 260, 290, 310, 332, 377, 403, 415, 520, 580, 620, 664, 754, 806, 830, 899, 1079, 1160, 1240, 1508, 1612, 1660, 1798, 1885, 2015, 2158, 2407, 2573, 3016, 3224, 3320, 3596, 3770, 4030, 4316, 4495, 4814, 5146, 5395, 7192, 7540, 8060, 8632, 8990, 9628, 10292, 10790, 11687, 12035, 12865, 15080, 16120, 17980, 19256, 20584, 21580, 23374, 24070, 25730, 31291, 33449, 35960, 43160, 46748, 48140, 51460, 58435, 62582, 66898, 74617, 93496, 96280, 102920, 116870, 125164, 133796, 149234, 156455, 167245, 233740, 250328, 267592, 298468, 312910, 334490, 373085, 467480, 596936, 625820, 668980, 746170, 970021, 1251640, 1337960, 1492340, 1940042, 2984680, 3880084, 4850105, 7760168, 9700210, 19400420, 38800840]

約数ペア:

[(1, 38800840), (2, 19400420), (4, 9700210), (5, 7760168), (8, 4850105), (10, 3880084), (13, 2984680), (20, 1940042), (26, 1492340), (29, 1337960), (31, 1251640), (40, 970021), (52, 746170), (58, 668980), (62, 625820), (65, 596936), (83, 467480), (104, 373085), (116, 334490), (124, 312910), (130, 298468), (145, 267592), (155, 250328), (166, 233740), (232, 167245), (248, 156455), (260, 149234), (290, 133796), (310, 125164), (332, 116870), (377, 102920), (403, 96280), (415, 93496), (520, 74617), (580, 66898), (620, 62582), (664, 58435), (754, 51460), (806, 48140), (830, 46748), (899, 43160), (1079, 35960), (1160, 33449), (1240, 31291), (1508, 25730), (1612, 24070), (1660, 23374), (1798, 21580), (1885, 20584), (2015, 19256), (2158, 17980), (2407, 16120), (2573, 15080), (3016, 12865), (3224, 12035), (3320, 11687), (3596, 10790), (3770, 10292), (4030, 9628), (4316, 8990), (4495, 8632), (4814, 8060), (5146, 7540), (5395, 7192)]